Rental Income Calculator
By Sanjeet Singh, CPA
Calculate your short-term rental P&L with automatic 14-day rule detection.
Filing Info
Rental Income
Expenses
Total Expenses: $0
Enter rental income to see your P&L.
How Short-Term Rental Income Is Taxed
Short-term rental income — whether from Airbnb, VRBO, Furnished Finder, or direct bookings — is classified as passive income by the IRS. That distinction carries a significant tax advantage: passive rental income is generally not subject to self-employment tax, the 15.3% levy that freelancers and independent contractors pay on every dollar they earn. You will still owe federal income tax and state income tax on your net rental profit, but avoiding SE tax on rental earnings is a meaningful savings that many new hosts underestimate.
Rental income stacks on top of your other earnings when the IRS determines your tax bracket. If you earn $80,000 from a W-2 job and $20,000 net from a rental property, that rental income is taxed at whatever marginal rate your salary already pushed you into — it does not start at the lowest bracket. This is why seeing your combined tax picture matters, and why this calculator pairs well with Qalm's combined income calculator.
Where you report rental income depends on the type of services you provide. Most short-term rental hosts report on Schedule E, which covers passive rental activities. However, if you provide "substantial services" to guests — think daily housekeeping, meals, guided tours, or concierge-level amenities similar to a bed-and-breakfast — the IRS may reclassify your income as business income reportable on Schedule C, which is subject to self-employment tax. Standard hosting duties like providing clean linens, a lockbox, and a welcome guide do not trigger this reclassification.
The 14-Day Rule — What It Is and How This Calculator Handles It
Section 280A of the Internal Revenue Code contains one of the most valuable provisions for occasional rental hosts: if you rent your property for 14 days or fewer in a calendar year and personally use it for more than 14 days, all of the rental income is completely tax-free. You do not report it on your tax return, and the IRS does not expect to see it. This applies per property, so if you own multiple homes, each one gets its own 14-day count.
The critical detail that catches hosts off guard: day 15 triggers full taxability of all rental income, not just the income from days 15 and beyond. If you rent for 14 nights and earn $7,000, that entire amount is tax-free. Rent for 15 nights and earn $7,500, and the full $7,500 becomes taxable. There is no partial benefit — it is an all-or-nothing threshold, which makes accurate day counting essential.
This calculator automatically detects which side of the 14-day threshold you fall on based on the "Days Rented" and "Personal Use Days" fields you enter above. If you qualify, you will see a green "Tax-Free Rental Income" banner in the results. If you exceed 14 rental days, the calculator computes your taxable net income with full expense allocation. This automatic detection is a feature most rental calculators lack, and it is especially useful for hosts in event-heavy markets who rent during high-demand weekends and want to stay under the threshold.
Expense Allocation — How Partial-Year Rentals Work
When a property is used for both rental and personal purposes during the year, the IRS requires you to split shared expenses proportionally. The formula is straightforward: rental days divided by total use days (rental days plus personal use days) equals the deductible percentage. If you rented for 90 days and used the property personally for 30 days, your deductible percentage is 75%. That percentage applies to shared costs like mortgage interest, property taxes, insurance, and utilities.
Direct expenses — costs incurred solely because of rental activity — are 100% deductible regardless of the rental-to-personal ratio. This includes cleaning fees between guests, platform service fees (the percentage that Airbnb, VRBO, or other platforms charge), guest supplies, and any repairs done specifically to prepare the property for renters. There is no proration required for expenses that would not exist without guests.
This calculator handles expense allocation automatically. Enter your total annual expenses in each category, along with your rental days and personal use days, and the engine computes the deductible portion for you. For hosts who rent part of the year and live in the property the rest, this proportional calculation is one of the most common sources of errors on tax returns — getting it right can mean hundreds or thousands of dollars in correct deductions.
What Hosts Can Deduct
- Cleaning and turnover costs. Professional cleaning between guests, laundry services, and restocking consumables are direct rental expenses and fully deductible.
- Platform fees. The service fee charged by Airbnb, VRBO, Booking.com, or any other listing platform is a deductible business expense.
- Supplies and linens. Towels, bedding, toiletries, kitchen essentials, and small furnishings purchased for guest use are deductible in the year purchased.
- Mortgage interest (proportional). The interest portion of your mortgage payment is deductible based on the rental-to-personal use ratio — principal payments are not deductible.
- Property taxes (proportional). Real estate taxes are split the same way as mortgage interest, with the rental share deducted on Schedule E.
- Insurance. Homeowner's insurance, landlord policies, short-term rental rider policies, and additional liability coverage are all deductible.
- Repairs and maintenance. Fixing a broken appliance, repainting a room, plumbing work, and general upkeep are deductible in the year they occur — unlike capital improvements, which must be depreciated.
- Utilities (proportional). Electric, gas, water, internet, cable, and trash service are split by your rental-to-personal use ratio.
- Depreciation. You can depreciate the building portion of the property (not the land) over 27.5 years, which is often the largest single deduction for rental hosts — but depreciation is complex, has recapture implications when you sell, and typically requires CPA guidance to set up correctly.
Do Short-Term Rental Hosts Need to Pay Quarterly Taxes?
If your net rental income — combined with any other income that does not have taxes withheld — will result in you owing more than $1,000 beyond what your W-2 withholding covers, the IRS expects you to make quarterly estimated tax payments. Missing these payments can result in underpayment penalties, even if you pay the full amount when you file your return in April. The quarterly deadlines are April 15, June 15, September 15, and January 15 of the following year.
This is where most rental-only calculators fall short — they show you the tax on rental income in isolation, but they cannot tell you whether your W-2 withholding already covers part of that liability. Qalm's combined income calculator was built specifically for this scenario: it takes your W-2 salary and withholding, freelance income, and rental income together, then computes a single quarterly payment amount that accounts for all of it.
If you already know you need to make quarterly payments and want to calculate the exact amount, use the quarterly tax calculator to see payment amounts and due dates. Pay through IRS Direct Pay at irs.gov/directpay — select "Estimated Tax" and Form 1040-ES.
Frequently Asked Questions
Is Airbnb income subject to self-employment tax?
Generally, no. Short-term rental income from platforms like Airbnb, VRBO, or direct bookings is classified as passive rental income, which is not subject to the 15.3% self-employment tax. This is reported on Schedule E of your tax return. However, if you provide "substantial services" to guests — such as daily housekeeping, prepared meals, guided tours, or concierge-level amenities — the IRS may reclassify your income as active business income reportable on Schedule C, which would be subject to SE tax. Standard hosting activities like providing clean linens, a lockbox, and a welcome packet do not meet the substantial services threshold. This calculator estimates your rental tax liability without SE tax, consistent with how most hosts file.
What happens if I rent my property for exactly 15 days instead of 14?
Renting for 15 days makes all of your rental income taxable — not just the income from the 15th day onward. The 14-day rule under Section 280A is an all-or-nothing threshold. At 14 rental days or fewer (with more than 14 days of personal use), every dollar of rental income is tax-free and unreported. At 15 days, the entire amount becomes taxable, and you must report all rental income and expenses on Schedule E. This cliff effect is why accurate day counting matters so much. Enter your exact days in this calculator to see which side of the threshold you fall on before the tax year ends.
How does the 14-day rule interact with my W-2 job income?
If you qualify for the 14-day rule (14 or fewer rental days and more than 14 days of personal use), the rental income is completely excluded from your taxable income. It does not stack on top of your W-2 salary, does not push you into a higher bracket, and does not need to be reported anywhere on your tax return. Your W-2 income is taxed exactly as if the rental income did not exist. This is what makes the 14-day rule especially powerful for hosts who also hold full-time jobs — the rental earnings are invisible to the IRS. If you exceed 14 days, however, the net rental income stacks on top of your W-2 income and is taxed at your marginal rate, which is why Qalm's combined calculator is useful for seeing the full picture.
Can I deduct my mortgage on a rental property?
You can deduct the mortgage interest — not the principal portion of your payment — proportional to your rental use. If you rent the property for 120 days and use it personally for 40 days, your deductible percentage is 75%, meaning you can deduct 75% of your annual mortgage interest as a rental expense on Schedule E. The remaining 25% may be deductible as personal mortgage interest on Schedule A, subject to the $750,000 mortgage debt limitation. Principal payments are never deductible because they represent equity building, not an expense. This calculator includes a mortgage interest field and automatically prorates it based on the rental and personal use days you enter.
What is the difference between Schedule E and Schedule C for short-term rentals?
Schedule E is used for passive rental income — the standard classification for most short-term rental hosts who provide a furnished property without hotel-like services. Income on Schedule E is not subject to self-employment tax. Schedule C is used for business income, which applies when you provide "substantial services" such as daily maid service, meals, or organized activities for guests. Schedule C income is subject to the 15.3% SE tax (Social Security and Medicare). The distinction hinges on the level of service, not the platform you list on. A host who provides a self-check-in vacation rental typically files Schedule E, while a host who operates more like a bed-and-breakfast may need to file Schedule C. When in doubt, consult a tax professional — the SE tax difference alone can be thousands of dollars.
Do I need to track rental days and personal use days separately?
Yes, and it is one of the most important record-keeping requirements for rental property owners. The IRS uses your rental day and personal use day counts to determine three things: whether you qualify for the 14-day tax-free exclusion, what percentage of shared expenses (mortgage interest, property taxes, utilities, insurance) you can deduct, and whether your property is classified as a rental activity or a personal residence. A rental day is a day the property is occupied by a paying guest. A personal use day includes any day you, your family, or friends use the property — even at a discounted or zero rate. Keep a simple log or calendar throughout the year. This calculator uses both numbers to compute your deductible expense allocation and check the 14-day rule automatically.
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Qalm provides estimates for planning purposes. This is not tax advice. Consult a qualified tax professional for your specific situation.